The AS568-905 5/16" ID x 0.072 CS SIMRIZ Z7257 from Freudenberg-NOK is a high-performance sealing solution designed for various industrial applications. This O-ring features a 5/16" inner diameter and a cross-section of 0.072", ensuring a reliable seal under pressure. Made from SIMRIZ material, it offers excellent resistance to chemicals and temperature variations, making it suitable for demanding environments. The Z7257 model complies with industry standards, ensuring compatibility with a wide range of systems. Ideal for use in hydraulic and pneumatic applications, this O-ring provides durability and longevity, reducing maintenance costs.